16.3 Consider the following block execution for four processors: {Po, P2, P3}, {P2, P3}, {Po}, {P1}, {P1})

16.3 Consider the following block execution for four processors:

Transcribed Image Text:

{Po, P2, P3}, {P2, P3}, {Po}, {P1}, {P1}) 1. Which processor is unseen in a? 2. Is po seen in block 1 of a? 3. Is pa last seen in block 3 of a? 4. Construct the unique execution aa, for every i = 0, 1, 2, 3.